Impact of anthropogenic activities on water quality and Freshwater Shrimps diversity and distribution in five rivers in Douala, Cameroon Journal title: Journal of Biodiversity and Environmental Sciences (JBES) Authors: Tchakonté Siméon, Ajeagah Gideon, Diomandé Dramane, Camara Adama Idrissa, Konan Koffi Mexmin, Ngassa... Subject(s): Biological Sciences, Environmental Sciences, Biology